Java get hash code for a string

/**
 * @author lautturi.com 
 * Java example: get the hash code of string in java
 */

import java.util.*;

public class Lautturi {

	public static void main(String[] args) {

		String a = "abcd";
		System.out.println(a.hashCode());
		
	}
}

output:

2987074